Cocconema cymbeiformae (C.Agardh) Ehrenb. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Cymbellales family Cymbellaceae genus Cymbella species Cymbella cymbiformis Name Homonyms Cocconema cymbeiformae (C.Agardh) Ehrenb.